Behavioral task
behavioral1
Sample
2024-05-22_a32d09ec217224d40f5e1334083dc6e0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_a32d09ec217224d40f5e1334083dc6e0_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_a32d09ec217224d40f5e1334083dc6e0_cryptolocker
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Size
85KB
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MD5
a32d09ec217224d40f5e1334083dc6e0
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SHA1
acd57d5841158252866285a768d927a27f5bb509
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SHA256
b10153cb165c60675b7f8ad26e3544848b24487e333045f33768351c31fe8469
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SHA512
b220bf649e03a09ceebbfdb7cbfb602571b79fec30933ca8f703a9830db27899fdd0aa5a08e1e62c2e0e20751753c5b5dda650d57e8bb139e49b58a5e53b8460
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1B7:zCsanOtEvwDpj3
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-22_a32d09ec217224d40f5e1334083dc6e0_cryptolocker
Files
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2024-05-22_a32d09ec217224d40f5e1334083dc6e0_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE